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class Specinfra::Command::Nixos::Base::Package < Specinfra::Command::Linux::Base::Package
class << self
def check_is_installed(package, version=nil)
if version
"nix-store -q --references /var/run/current-system/sw | grep #{escape(package)}-#{escape(version)}"
else
"nix-store -q --references /var/run/current-system/sw | grep #{escape(package)}"
end
end
alias :check_is_installed_by_nix :check_is_installed
def install(package, version=nil, option='')
"nix-env -i #{option} #{package}"
end
end
end
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